Added dot file to maintain consistent coding styles

.editorconfig

@@ -0,0 +1,12 @@
+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+
+[*]
+charset = utf-8
+
+[{Dockerfile,docker-compose.yml}]
+indent_style = space
+indent_size = 4